Door and Window Alarm

Provides alarm security to windows, doors, or potential dangerous closets and cabinets in the home. Great for any door or window, particularly those hard to protect sliding glass doors (patio). Requires 3 lithium button cell batteries (included). Available in Black or White. Small, attractive alarm. Fool-proof magnetic connectors. Ear-piercing 110 db siren. On/Off switch allows you to turn off mini alarm when not needed. 2 1/2 inches tall x 1 1/4 inches wide.